/*
 *  ASyncLink.java
 *
 *  Copyright (C) 2009  Francisco Gómez Carrasco
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 *  Report bugs or new features to: flikxxi@gmail.com
 *
 */
package com.softenido.cafe.util.concurrent;

/**
 *
 * @author franci
 */
public class ASyncLink<M,R> extends ASyncValue<R> implements Filter<M,R>
{
    private final Value<M> m;
    private final Filter<M,R> filter;
    
    public ASyncLink(Filter<M, R> filter,Value<M> m)
    {
        this.m = m;
        this.filter = filter;
    }
    public ASyncLink(Value<M> m)
    {
        this.filter = this;
        this.m = m;
    }

    @Override
    protected R call() throws Exception
    {
        return filter.filter(m.get());
    }

    public R filter(M a)
    {
        return null;
    }
}
